descreen definition: Verb (third-person singular simple present descreens, present participle descreening, simple past and past participle descreened) 1. to remove MoirÃ©-pattern artifacts when scanning half-toned printed imagesThis software option is...
Sunlight Photosynthesis: 6CO 2 + H 2 6 H 12 O 6 + 6O 2 In the above reaction, sunlight supplies the energy to convert carbon dioxide and water to glucose and oxygen.Hydrothermal vents, which are hot springs on the sea floor, support exotic chemical-based ecosys-tems.
The hydrothermal vent food web below has four layers: 1  Primary producers are the original source of food in the vent ecosystem, using chemical energy to create organic molecules. All other life depends on primary producers, and they have the greatest biomass in the community.